package com.zhy.springcloud.filter;

import lombok.extern.slf4j.Slf4j;
import org.springframework.cloud.gateway.filter.GatewayFilterChain;
import org.springframework.cloud.gateway.filter.GlobalFilter;
import org.springframework.core.Ordered;
import org.springframework.http.HttpStatus;
import org.springframework.stereotype.Component;
import org.springframework.web.server.ServerWebExchange;
import reactor.core.publisher.Mono;

import java.util.Date;

/**
 * @Author zhy
 * @Description 自定义filter类
 * @ClassName MyLogGateWayFilter
 * @Date 2020/12/15 14:03
 **/

@Component
@Slf4j
public class MyLogGateWayFilter implements Ordered, GlobalFilter {
    @Override
    public Mono<Void> filter(ServerWebExchange exchange, GatewayFilterChain chain) {
        log.info("******************come ine MyLogGateWayFilter"+new Date());
        String uname = exchange.getRequest().getQueryParams().getFirst("uname");
        if (uname==null) {
            log.info("********用户名为空");
            exchange.getResponse().setStatusCode(HttpStatus.NOT_ACCEPTABLE);
            return exchange.getResponse().setComplete();

        }
        return chain.filter(exchange);
    }

    @Override
    public int getOrder() {

        return 0;
    }
}
